P4‐310: SURGERY AND ANESTHESIA LEAD TO COGNITIVE DECLINE AT 1‐YEAR AFTER SURGERY IN COGNITIVELY NORMAL SUBJECTS WITH BRAIN B‐AMYLOID. (1st July 2014) - Brzezinski, Marek; Gregersen, Maren; Aparici, Carina Mari; Kim, Hubert; Kornak, John; Kramer, Joel H.; Kukreja, Jasleen; Maze, Mervyn; Weiner, Michael Walter